Author Question: The movement that uses different database methods than the relational model and/or SQL is called the ... (Read 57 times)

Chloeellawright · **on:** Jul 7, 2018

The movement that uses different database methods than the relational model and/or SQL is called the NoSQL movement.

Indicate whether the statement is true or false

Question 2

If a DEFAULT constraint is included when a new column is added to a table, the default value is applied to ________.

A) all existing rows at the time the column is added
B) all new rows
C) all new rows but only after the UPDATE command is issued
D) Both A and B are correct